Album cover



FIG. 1 is a perspective view of an album cover showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof; and,

FIG. 4 is a left side view thereof.

The top, bottom, and right side views of the album cover are not part of the claimed design. 

The ornamental design for an album cover, as shown and described. 